i had s_x on october 8th and 9th of this year!! i was supposed to get my period like about 2weeks ago but i got very light bleeding then heavy off and on and then after 3 days it just went away, i have had alot of pregnancy symptoms since then which is 2weeks and 5 days now!! i took an equate test and it was invalid, then i took three first response tests and they were negative, i feel pregnant and all my friends think i am plz help asap!!!!! whats wrong with me??